259265552

素因数分解:

$2^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{178067}}^1$

素因数の和:178095

約数の個数: 40

約数和(自身を含む): 618252096

約数和(自身を除く): 358986544

約数列:

[1, 2, 4, 7, 8, 13, 14, 16, 26, 28, 52, 56, 91, 104, 112, 182, 208, 364, 728, 1456, 178067, 356134, 712268, 1246469, 1424536, 2314871, 2492938, 2849072, 4629742, 4985876, 9259484, 9971752, 16204097, 18518968, 19943504, 32408194, 37037936, 64816388, 129632776, 259265552]

約数ペア:

[(1, 259265552), (2, 129632776), (4, 64816388), (7, 37037936), (8, 32408194), (13, 19943504), (14, 18518968), (16, 16204097), (26, 9971752), (28, 9259484), (52, 4985876), (56, 4629742), (91, 2849072), (104, 2492938), (112, 2314871), (182, 1424536), (208, 1246469), (364, 712268), (728, 356134), (1456, 178067)]